Rechargeable Hearing Aids Bluetooth Hearing Aid APP Control Voice Amplifier 

Feature:

1.Noise Reduction

2.Small And Easy To Carry

3.USB Charging With Rechargeable Battery

4.APP Control Volume - Different Scenes & Different Hz

5.Left and right ears can be adjusted separately

6.With bluetooth function, you can listen to songs and make calls

7.1.5-2 hours charging time, 8 hours working time

8.Touch 1 sec answer the phone,3 sec hang up the phone,5 sec reject the phone

Technical Specification:

1. Output. OSPL90 Max.≤ 105dB

2. FOG50 MAX Gain ≤ 33dB

3. EQ Input Noise ≤ 33dB

4. FREQUENCY RANGE(Not narrower than):  200Hz-4500Hz

5. Working Current ≤ 7mA

6. Total Harmonic Distortion <5%

7. Working Voltage D.C 3.7V

8. Play Time: 8 hours

Note:

1.Adjust volume to the minimum before wearing.

2.Choose an earplug of slightly bigger size to avoid whistler.

3.Increase volume gradually to avoid sudden increase in sound.

4.If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.

5.Keep the ear plug clean.

6.Remove the battery if you don't use it for long time.

Product List：

1 x Charging Box

1 x Pair of Hearing Aids

3 x  Pairs Of In-Ear Tips

1 x  Manual

1 x USB Type-C Charging Cable